(19)

(11)

EP 2 679 062 A1

(12)

(43) Date of publication: 01.01.2014 Bulletin 2014/01 (21) Application number: 12706417.8 (22) Date of filing: 22.02.2012

(51) International Patent Classification (IPC):  H04W 64/00(2009.01) (86) International application number: PCT/US2012/026023 (87) International publication number: WO 2012/116007 (30.08.2012 Gazette 2012/35)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 22.02.2011 US 201161445489 P 21.02.2012 US 201213401696 (71) Applicant: Qualcomm Incorporated San Diego, CA 92121 (US)	(72) Inventors: JI, Tingfang San Diego, California 92121 (US) PALANKI, Ravi San Diego, California 92121 (US) GAAL, Peter San Diego, California 92121 (US) XU, Hao San Diego, California 92121 (US) WEI, Yongbin San Diego, California 92121 (US) (74) Representative: Wegner, Hans  Bardehle Pagenberg Partnerschaft mbB Patentanwälte, Rechtsanwälte Prinzregentenplatz 7 81675 München 81675 München (DE)